In an Experiment Investigating Phototropism, Pieces of Shoot Apices Were

question 37

Multiple Choice

In an experiment investigating phototropism, pieces of shoot apices were applied to small blocks of agar with light shining from one side only. The apices were either partly or completely divided in two with a barrier that also divided the blocks. The figure summarizes the results of the experiment. Numbers indicate the percent of auxin moving from the apex into the agar segment below it. Which of the following hypotheses is best supported by the data?

• A) light destroys auxin
• B) auxin diffuses through the plant apoplast
• C) auxin is synthesized on the shaded side of the apex
• D) auxin can move away from light

Understand the principles of compound interest and how it differs from simple interest.

Calculate present and future values of lump sum investments using different interest rates and time periods.

Distinguish between present value and future value concepts in finance.

Apply the concept of the time value of money to evaluate investment opportunities.

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Definitions:

Confidence Interval

A range of values, derived from statistical analysis, that is likely to contain the true value of an unknown population parameter.

Margin of Error

A statistical measure that represents the amount of error in a survey's results, which indicates the range within which the true value is expected to lie with a certain level of confidence.

Reduced-Fat Cookies

Cookies formulated with less fat content than their traditional counterparts, aiming to provide a healthier snack option.

Grams of Fat

A nutritional measurement indicating the amount of fat, in grams, contained in a food item.